1 /*
2 * Copyright 2014 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Ben Skeggs
23 */
24
25 #include <subdev/i2c.h>
26 #include <subdev/bios.h>
27 #include <subdev/bios/conn.h>
28
29 #include "outp.h"
30
31 int
_nvkm_output_fini(struct nouveau_object * object,bool suspend)32 _nvkm_output_fini(struct nouveau_object *object, bool suspend)
33 {
34 struct nvkm_output *outp = (void *)object;
35 nv_ofuncs(outp->conn)->fini(nv_object(outp->conn), suspend);
36 return nouveau_object_fini(&outp->base, suspend);
37 }
38
39 int
_nvkm_output_init(struct nouveau_object * object)40 _nvkm_output_init(struct nouveau_object *object)
41 {
42 struct nvkm_output *outp = (void *)object;
43 int ret = nouveau_object_init(&outp->base);
44 if (ret == 0)
45 nv_ofuncs(outp->conn)->init(nv_object(outp->conn));
46 return 0;
47 }
48
49 void
_nvkm_output_dtor(struct nouveau_object * object)50 _nvkm_output_dtor(struct nouveau_object *object)
51 {
52 struct nvkm_output *outp = (void *)object;
53 list_del(&outp->head);
54 nouveau_object_ref(NULL, (void *)&outp->conn);
55 nouveau_object_destroy(&outp->base);
56 }
57
58 int
nvkm_output_create_(struct nouveau_object * parent,struct nouveau_object * engine,struct nouveau_oclass * oclass,struct dcb_output * dcbE,int index,int length,void ** pobject)59 nvkm_output_create_(struct nouveau_object *parent,
60 struct nouveau_object *engine,
61 struct nouveau_oclass *oclass,
62 struct dcb_output *dcbE, int index,
63 int length, void **pobject)
64 {
65 struct nouveau_bios *bios = nouveau_bios(engine);
66 struct nouveau_i2c *i2c = nouveau_i2c(parent);
67 struct nouveau_disp *disp = (void *)engine;
68 struct nvbios_connE connE;
69 struct nvkm_output *outp;
70 u8 ver, hdr;
71 u32 data;
72 int ret;
73
74 ret = nouveau_object_create_(parent, engine, oclass, 0, length, pobject);
75 outp = *pobject;
76 if (ret)
77 return ret;
78
79 outp->info = *dcbE;
80 outp->index = index;
81 outp->or = ffs(outp->info.or) - 1;
82
83 DBG("type %02x loc %d or %d link %d con %x edid %x bus %d head %x\n",
84 dcbE->type, dcbE->location, dcbE->or, dcbE->type >= 2 ?
85 dcbE->sorconf.link : 0, dcbE->connector, dcbE->i2c_index,
86 dcbE->bus, dcbE->heads);
87
88 outp->port = i2c->find(i2c, outp->info.i2c_index);
89 outp->edid = outp->port;
90
91 data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr, &connE);
92 if (!data) {
93 DBG("vbios connector data not found\n");
94 memset(&connE, 0x00, sizeof(connE));
95 connE.type = DCB_CONNECTOR_NONE;
96 }
97
98 ret = nouveau_object_ctor(parent, engine, nvkm_connector_oclass,
99 &connE, outp->info.connector,
100 (struct nouveau_object **)&outp->conn);
101 if (ret < 0) {
102 ERR("error %d creating connector, disabling\n", ret);
103 return ret;
104 }
105
106 list_add_tail(&outp->head, &disp->outp);
107 return 0;
108 }
109
110 int
_nvkm_output_ctor(struct nouveau_object * parent,struct nouveau_object * engine,struct nouveau_oclass * oclass,void * dcbE,u32 index,struct nouveau_object ** pobject)111 _nvkm_output_ctor(struct nouveau_object *parent,
112 struct nouveau_object *engine,
113 struct nouveau_oclass *oclass, void *dcbE, u32 index,
114 struct nouveau_object **pobject)
115 {
116 struct nvkm_output *outp;
117 int ret;
118
119 ret = nvkm_output_create(parent, engine, oclass, dcbE, index, &outp);
120 *pobject = nv_object(outp);
121 if (ret)
122 return ret;
123
124 return 0;
125 }
126
127 struct nouveau_oclass *
128 nvkm_output_oclass = &(struct nvkm_output_impl) {
129 .base = {
130 .handle = 0,
131 .ofuncs = &(struct nouveau_ofuncs) {
132 .ctor = _nvkm_output_ctor,
133 .dtor = _nvkm_output_dtor,
134 .init = _nvkm_output_init,
135 .fini = _nvkm_output_fini,
136 },
137 },
138 }.base;
139